The condition most often occurring in ex-girlfriends in which the female becomes hostile towards their ex-partner and then continues to prove a nuisance. This frequently causes difficulty for the male partner in finding or connecting with a new mate.

Tom: Yeah, I was planning on going on a date with Melissa tonight. She's really great, but Katie still sits by me in Calculus and totally tried to cock block me.

The condition most often occurring in pubescent teeny bopper girls in which the female becomes hostile towards their previous infatuation, frequently causing difficulty for the male in question of finding or connecting with a new mate(s). The most common symptom of Jealous Bitch Syndrome is the inability to control the urge to constantly and unreasonably prove a nuisance to oneself and others.

Bro 1: She's nothing but a trouble making drama queen ulleh.
Bro 2: Too true bro, I personally find it both amusing and entertaining, as the emotions of a pubescent bopper are, quite honestly, of little concern to me in comparison with more important mad wog shit.
Bro 1: Exactly, she has Jealous Bitch Syndrome, lets go get a coffee, yulla.